def get_imageFile_from_microscope(winReg_location, winReg_separator, winReg_waitIntervall):
txt_out("waiting for microscope...")
wr = WindowsRegistry()
#reg = wr.writeRegistry(winReg_location,"Code","0")
#reg = wr.writeRegistry(winReg_location,"filepath",test_filename)
#txt_out("write: "+reg)
while True:
# check microscope status
time.sleep(winReg_waitIntervall)
output = wr.readRegistry(winReg_location,"Code")
#txt_out("microscope status: " + str(output))
#winReg_address, winReg_name, winReg_type, winReg_value = output.split(winReg_separator)
winReg_rest, winReg_value = output.split(winReg_separator)
code = winReg_value.strip()
if (code==LSM510_CODE_READIMAGE) or (code==LSM510_CODE_READIMAGE_HIGHRES) :
txt_out("microscope requesting action! obtaining image file name...")
output = wr.readRegistry(winReg_location,"filepath")
#winReg_address, winReg_name, winReg_type, winReg_value = output.split(winReg_separator)
winReg_rest, winReg_value = output.split(winReg_separator)
image_file = winReg_value.strip() # get rid of the line feed and stuff like this
txt_out("image file name: " + image_file)
txt_out("code: " + code)
# tell all programs to wait
reg = wr.writeRegistry(winReg_location,"Code",LSM510_CODE_ALLWAIT)
break
return code, image_file
